Various fixes for 32-bit Linux GN builds that need to be tracked down.

chrome/test/base/js2gtest.gni

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/module_args/v8.gni")
+import("//v8/snapshot_toolchain.gni")

[Roland McGrath, 2015/09/21 23:59:07]

I can't find snapshot_toolchain.gni.  Is it in another CL?

 
 # Variables:
 #   test_type: One of 'webui', 'unit' or 'extension' indicating what
 #       environment the test runs under.
 #   sources: List of javascript test source files.
 #   deps_js: Javascript file with closure library dependencies.  Only needed
 #       if the test fixtures use closureModuleDeps.
 #   gen_include_files: List of javascript files used in GEN_INCLUDE calls
 #       in the tests and therefore considered input to the C++ generation step.
 #   extra_js_files: List of javascript files needed by the test at runtime,
@@ skipping 11 matching lines @@
   # The mapping from sources to the copied version.
   copied_source_pattern = "$root_out_dir/test_data/{{source_root_relative_dir}}/{{source_file_part}}"
 
   action_foreach(action_name) {
     testonly = true
     visibility = [ ":$source_set_name" ]
     script = "//tools/gypv8sh.py"
 
     sources = invoker.sources
 
-    d8_path = get_label_info("//v8:d8($host_toolchain)", "root_out_dir") + "/d8"
+    d8_path =
+        get_label_info("//v8:d8($snapshot_toolchain)", "root_out_dir") + "/d8"
     if (is_win) {
       d8_path += ".exe"
     }
 
     input_js = [
       "//chrome/third_party/mock4js/mock4js.js",
       "//chrome/test/data/webui/test_api.js",
       "//chrome/test/base/js2gtest.js",
     ]
     inputs = [ d8_path ] + input_js
@@ skipping 30 matching lines @@
     } else {
       args += [ "--external=n" ]
     }
     args += [
       "{{source}}",
       "{{source_root_relative_dir}}/{{source_file_part}}",
     ]
     args += rebase_path(outputs, root_build_dir)
 
     deps = [
-      "//v8:d8($host_toolchain)",
+      "//v8:d8($snapshot_toolchain)",
     ]
     if (defined(invoker.deps)) {
       deps += invoker.deps
     }
   }
 
   if (defined(invoker.extra_js_files)) {
     copy_target_name = target_name + "_copy"
     copy(copy_target_name) {
       visibility = [ ":$source_set_name" ]
@@ skipping 22 matching lines @@
       "//url",
     ]
     if (defined(invoker.deps)) {
       deps += invoker.deps
     }
     if (defined(invoker.extra_js_files)) {
       data_deps = [ ":$copy_target_name" ]
     }
   }
 }